<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>One region in body</title>
	<style>
	html, body {
		margin: 0;
		padding: 0;
	}
	.content {
		margin: 10px;
		font-family: Ahem;
		font-size: 20px;
		line-height: 1em;
		color: green;
	}
	</style>
</head>
<body>
	<div class="content">
		xxxx<br>
		xxxx<br>
		xxxx<br>
		xxxx
	</div>
	<div class="content">
		xxxx<br>
		xxxx<br>
		xxxx<br>
		xxxx
	</div>
</body>
</html>